Network Types
The A+ Certification Exam expects you to be familiar with the key features of major network types such as Ethernet and others. See the following sections for details.
 | Ethernet uses theCarrier Sense Multiple Access/Collision Detect (CSMA/CD) method of transmission access. Here's how it works: A station on an Ethernet network can transmit data at any time; if two stations try to transmit at the same time, a collision takes place. Each station waits a random amount of time and then retries the transmission. |
Wired Ethernet Types
The oldest network (30 years old in 2003!) in common use today is Ethernet, also known as IEEE-802.3. Most ...
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